Inventor · disambiguated record
H. David Layman
Also filed as: LAYMAN H DAVID
3 granted patents·15 citations·filing 1974–1976
65Inventor score
Files withGTE SYLVANIA INC3
Top patents by PatentIndex Score
3 records- 0139US3941714AProcess for reclaiming rare earth oxysulfide phosphorsGTE SYLVANIA INC·Filed 1974·Granted Mar 2, 1976·6 cites·4 claims
- 0237US4038205AMethod for producing cadmium free green emitting cathodoluminescent phosphorGTE SYLVANIA INC·Filed 1976·Granted Jul 26, 1977·7 cites·3 claims
- 0320US4088921AZinc sulfide phosphor coactivated with copper and aluminumGTE SYLVANIA INC·Filed 1976·Granted May 9, 1978·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →